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NVX Audio Upgrade Kit – QBSTA & Two Pair 6.5" Speakers

900W Max (300W RMS) 11" Powered Spare Tire Subwoofer Box w/ Remote Bass Knob, Two Pair 6.5" Coaxial Speakers, Amp Kit, Sound Damping, and Roller

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900W Max (300W RMS) 11" Powered Spare Tire Subwoofer Box w/ Remote Bass Knob, Two Pair 6.5" Coaxial Speakers, Amp Kit, Sound Damping, and Roller

• 11" Spare Tire Subwoofer System
• Built-In Class D Amplifier
• Top-mount amplifier controls
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Includes 6.5 Co-axial Speaker and Damping Kits

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List price $581.43
-32% $396.93

In stock

• 11" Spare Tire Subwoofer System
• Built-In Class D Amplifier
• Top-mount amplifier controls
• Speaker-Level Inputs
• Wired Remote Bass Level Control
• Includes 6.5 Co-axial Speaker and Damping Kits

Limited time!

Earthquake Sound VTEK-52Xi

800W RMS 5.25" VTEK Series 2-Way Coaxial 2-ohm Car Speakers

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800W RMS 5.25" VTEK Series 2-Way Coaxial 2-ohm Car Speakers

• 400 watts RMS Each
• 3/4" Silk Dome swiveling tweeters
• Glass Carbon Fiber cone material
• Impedance: 2 ohm
• Sensitivity: 89 dB

Free Speaker Accessory at Checkout!
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Free or discounted install kits when available.

$159.00 /pair

In stock.

Limited time!

MB Quart MBQRP-F116

280W Peak Loaded Single Two 6.5" Sealed Front Speaker Enclosures for select 2020-2024 vehicles from Polaris

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280W Peak Loaded Single Two 6.5" Sealed Front Speaker Enclosures for select 2020-2024 vehicles from Polaris

• Two 6.5" loaded Composite Speaker Enclosures for select 2020-2024 vehicles from Polaris
• 140 watts Peak Each
• 1" Titanium Dome Tweeters Kit
• Polypropylene cone material
• Plug and Play harness, easy installation
• Drop in a-pillar tweeter location

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List price $689.99
Save $303.24
-44% $386.75

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Ships in 10-14 days

• Two 6.5" loaded Composite Speaker Enclosures for select 2020-2024 vehicles from Polaris
• 140 watts Peak Each
• 1" Titanium Dome Tweeters Kit
• Polypropylene cone material
• Plug and Play harness, easy installation
• Drop in a-pillar tweeter location

Cerwin-Vega RPMRZRKD23

4-Speaker Audio System Upgrade Kit for select 2014-2024 vehicles from Polaris Includes Two Loaded 6.5" Speaker Enclosures, Two 6.5" Tower Speakers, One 10" Marine Subwoofer, One Marine Receiver, and a 6-Channel Amplifier

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4-Speaker Audio System Upgrade Kit for select 2014-2024 vehicles from Polaris Includes Two Loaded 6.5" Speaker Enclosures, Two 6.5" Tower Speakers, One 10" Marine Subwoofer, One Marine Receiver, and a 6-Channel Amplifier

• Includes marine receiver, two loaded 6.5" speaker enclosures, one 10" marine subwoofer and enclosure, and a 6-channel amplifier
• Direct fit for a hassle-free installation, fitting perfectly into the Polaris RZR for seamless integration
• System is designed to withstand harsh outdoor environments
• Digital LED lighting in speakers and enclosures
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

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List price $4187.99
-17% $3,489.99

In stock.

• Includes marine receiver, two loaded 6.5" speaker enclosures, one 10" marine subwoofer and enclosure, and a 6-channel amplifier
• Direct fit for a hassle-free installation, fitting perfectly into the Polaris RZR for seamless integration
• System is designed to withstand harsh outdoor environments
• Digital LED lighting in speakers and enclosures
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

Diamond Audio DMD683

160W Peak (80W RMS) 6x8" DMD Series 3-way Coaxial Car Speakers

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160W Peak (80W RMS) 6x8" DMD Series 3-way Coaxial Car Speakers

• 80 watts Peak Each, 40 watts RMS Each
• 0.79" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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Install kits available for most vehicles

List price $169.99
$164.99 /pair

In stock.

Diamond Audio DMDX6925C

390W Peak (130W RMS) 6x9" DMD Series 3-Way Component 4-ohm Speakers

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390W Peak (130W RMS) 6x9" DMD Series 3-Way Component 4-ohm Speakers

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Dome Tweeters
• 2.5" Speakers included
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

$429.99 /set

In stock.

Victor Fitness VFBB3R (Open Box, Good)

Hip/Booty Band 3-Pack (Teal, Pink Purple) - 3 Different Resistance Levels with Single 30-inch Shared Size!

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Hip/Booty Band 3-Pack (Teal, Pink Purple) - 3 Different Resistance Levels with Single 30-inch Shared Size!

• 3 Levels of Reistance
• Great for a variety of exercises
• Mesh carrying case included
• Premium cotton and latex blend

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List price $49.99
-74% $12.99

In stock

Only 3 Left!

• 3 Levels of Reistance
• Great for a variety of exercises
• Mesh carrying case included
• Premium cotton and latex blend

Diamond Audio HX400.2

700W RMS Class D HEX Series 2-Channel Full Range Car Amplifier

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700W RMS Class D HEX Series 2-Channel Full Range Car Amplifier

• 200 watts x 2 channel @ 4 ohm
• 350 watts x 2 channel @ 2 ohm
• Bridged: 700 watts x 1 channel @ 4 ohm
• Total RMS Power: 700 watts
• Class D 2 ohm Stable 2-Channel Amplifier

2+ offers available
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List price $569.99
-7% $529.99

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Available Offers (2) for Diamond Audio HX400.2
FREE NVX Amp Kit at Checkout!
Save 30% off an NVX XKIT82 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT82 Amp Kit! No code needed — discount applies automatically at checkout.

Diamond Audio HXM1100.6D

1100W RMS Class-D HXM Series 6-Channel Marine and Powersports Amplifier

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1100W RMS Class-D HXM Series 6-Channel Marine and Powersports Amplifier

• 90 watts x 4 channel + 250 watts x 2 channel @ 4 ohm
• 150 watts x 4 channel + 150 watts x 2 channel @ 2 ohm
• Bridged: 300 watts x 2 channel + 500 watts x 1 channel @ 4 ohm
• Total RMS Power: 1100 watts
• Class D 2 ohm Stable 6-Channel Amplifier

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List price $949.99
-9% $859.99

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Ships in 10-14 days

• 90 watts x 4 channel + 250 watts x 2 channel @ 4 ohm
• 150 watts x 4 channel + 150 watts x 2 channel @ 2 ohm
• Bridged: 300 watts x 2 channel + 500 watts x 1 channel @ 4 ohm
• Total RMS Power: 1100 watts
• Class D 2 ohm Stable 6-Channel Amplifier

DS18 EXL-SQ6.9

1120W Peak (320W RMS) 6x9” EXL Series 2-way 3-ohm Coaxial Speakers

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1120W Peak (320W RMS) 6x9” EXL Series 2-way 3-ohm Coaxial Speakers

• 560 watts Peak Each, 160 watts RMS Each
• 1.14" PEI (Polyetherimide) Dome tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

1+ offers available
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Install kits available for most vehicles

$239.95 /pair

In stock

Only 3 Left!

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Available Offers (2) for DS18 EXL-SQ6.9
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Flash Sale! Save at Checkout!
$239.95
$191.96 with coupon | Price details
Free Speaker Accessory at Checkout!

Cerwin-Vega RPMX3KD3

5 Speaker Audio System Upgrade Kit for select 2017-2026 Maverick X3 Includes Digital Audio Receiver, 6.5" Speakers, 6-Channel Amplifier, and 10" Subwoofer

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5 Speaker Audio System Upgrade Kit for select 2017-2026 Maverick X3 Includes Digital Audio Receiver, 6.5" Speakers, 6-Channel Amplifier, and 10" Subwoofer

• Includes digital audio receiver with dash kit, 6.5" speakers with dash panels, 6.5" tower speakers
• Also includes 6 channel amplifier and 10" subwoofer in custom fit enclosure
• Direct fit for a hassle-free installation, fitting perfectly into the select 2017-2026 Maverick X3
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

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$3,669.99

Available

Ships in 10-14 days

• Includes digital audio receiver with dash kit, 6.5" speakers with dash panels, 6.5" tower speakers
• Also includes 6 channel amplifier and 10" subwoofer in custom fit enclosure
• Direct fit for a hassle-free installation, fitting perfectly into the select 2017-2026 Maverick X3
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

Cerwin-Vega RPMX3KM3

3 Speaker Audio System Upgrade Kit for select 2017-2026 Maverick X3 Includes One Marine Receiver, Two Loaded 6.5" Speaker Enclosures, Two 6.5" Speaker Pods, One Loaded Single 10" Enclosure, and One 4-Channel Amplifier

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3 Speaker Audio System Upgrade Kit for select 2017-2026 Maverick X3 Includes One Marine Receiver, Two Loaded 6.5" Speaker Enclosures, Two 6.5" Speaker Pods, One Loaded Single 10" Enclosure, and One 4-Channel Amplifier

• Includes a marine receiver, two loaded 6.5" dash speaker enclosures, two 6.5" tower speakers, one loaded single 6.5" enclosure, and one marine amplifier
• Direct fit for a hassle-free installation, fitting perfectly into the select 2017-2026 Maverick X3
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

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VIP Product Get $385.00 in rewards to spend later

$3,849.99

Available

Ships in 10-14 days

• Includes a marine receiver, two loaded 6.5" dash speaker enclosures, two 6.5" tower speakers, one loaded single 6.5" enclosure, and one marine amplifier
• Direct fit for a hassle-free installation, fitting perfectly into the select 2017-2026 Maverick X3
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

Diamond Audio DMD500.1D

500W RMS Class D DMD Series Monoblock Car Amplifier (with Bass Remote)

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500W RMS Class D DMD Series Monoblock Car Amplifier (with Bass Remote)

• 340 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

2+ offers available
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$319.99

In stock

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Available Offers (2) for Diamond Audio DMD500.1D
FREE Belva Amp Kit at Checkout!
Save 30% on an NVX XKIT42 Amp Kit with Purchase! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT42 Amp Kit! No code needed — discount applies automatically at checkout.

Cerwin Vega B51

1000W Peak (500W RMS) Class D Stealth Bomber Series Monoblock Car Amplifier with Bass Remote

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1000W Peak (500W RMS) Class D Stealth Bomber Series Monoblock Car Amplifier with Bass Remote

• 175 watts x 1 channel @ 4 ohm
• 300 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

2+ offers available
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List price $359.99
-17% $299.99

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Available Offers (2) for Cerwin Vega B51
FREE Belva Amp Kit at Checkout!
Save 30% on an NVX XKIT42 Amp Kit with Purchase! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT42 Amp Kit! No code needed — discount applies automatically at checkout.

American Bass VFL Stealth MMC 2002 (STEALTHMMC-2002)

1000W Peak (500W RMS) Class D Stealth Mini Series 2-Channel Marine Amplifier

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1000W Peak (500W RMS) Class D Stealth Mini Series 2-Channel Marine Amplifier

• 150 watts x 2 channel @ 4 ohm
• 250 watts x 2 channel @ 2 ohm
• Bridged: @ 4 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable 2-Channel Amplifier

2+ offers available
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List price $286.88
-42% $166.32

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Available Offers (2) for American Bass VFL Stealth MMC 2002 (STEALTHMMC-2002)
FREE Belva Amp Kit at Checkout!
Save 30% on an NVX XKIT42 Amp Kit with Purchase! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT42 Amp Kit! No code needed — discount applies automatically at checkout.

Diamond Audio HX480.4

740W RMS Class D HEX Series 4-Channel Full Range Car Amplifier

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740W RMS Class D HEX Series 4-Channel Full Range Car Amplifier

• 120 watts x 4 channel @ 4 ohm
• 185 watts x 4 channel @ 2 ohm
• Bridged: 370 watts x 2 channel @ 4 ohm
• Total RMS Power: 740 watts
• Class D 2 ohm Stable 4-Channel Amplifier

2+ offers available
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List price $629.99
-8% $579.99

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Available Offers (2) for Diamond Audio HX480.4
FREE NVX Amp Kit at Checkout!
Save 30% off an NVX XKIT84 Amp Kit at Checkout! Add a qualifying amplifier to your cart and save 30% on the NVX XKIT84 Amp Kit! No code needed — discount applies automatically at checkout.

JBL Fuse (SUBFUSEAM)

600W Peak (200W RMS) Loaded Single 8" Sealed Shallow Enclosure

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600W Peak (200W RMS) Loaded Single 8" Sealed Shallow Enclosure

• Sealed enclosure with 2 8" Fuse Series Subwoofer
• 200 watts RMS (600 watts Peak)
• Final Impedance: 2-ohm
• Dimensions: 10.50" L x 2.75" H x 13.75" W

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List price $429.95
-12% $379.95

Available

Ships in 10-14 days

AudioControl PNW-69

200W RMS 6x9″ PNW Series 2 Way Coaxial 3-ohm Speakers

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200W RMS 6x9″ PNW Series 2 Way Coaxial 3-ohm Speakers

• 100 watts RMS Each
• Hybrid Silk Dome tweeters
• Rigid Poly Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.25 dB

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VIP Product Get $29.90 in rewards to spend later

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Install kits available for most vehicles

List price $329.00
-9% $299.00 /pair

Available

Ships in 10-14 days

Limited time!

Diamond Audio HX653DI

300W RMS 6.5" HEX Diamante Italia Series 3-Way 3.3-ohm Component Speaker System

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300W RMS 6.5" HEX Diamante Italia Series 3-Way 3.3-ohm Component Speaker System

• 150 watts RMS Each
• 1" Silk Dome Tweeters
• Bronze Fiberglass cone material
• Impedance: 3.3 ohm
• Sensitivity: 90 dB

Free Speaker Accessory Kit at Checkout!
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VIP Product Get $132.00 in rewards to spend later

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Install kits available for most vehicles

$1,319.99 /set

In stock

Only 1 Left!

Diamond Audio HXM65F4BK

750W Peak (250W RMS) 6.5" HXMF Series 2-Way Coaxial 4-ohm Marine Speakers (Black)

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750W Peak (250W RMS) 6.5" HXMF Series 2-Way Coaxial 4-ohm Marine Speakers (Black)

• 375 watts Peak Each, 125 watts RMS Each
• 1-1/2" Titanium Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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VIP Product Get $48.00 in rewards to spend later

$479.99 /pair

Available

Ships in 10-14 days

• 375 watts Peak Each, 125 watts RMS Each
• 1-1/2" Titanium Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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    All About

    Specials & Promotions

    The Deals Department includes all items with extra savings such as last chance items or items on special. In addition to instant savings on new gear, we also have Sonic Electronix Coupons easily grouped and refurbished electronics in our Deals Department.

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    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.